original descriptionBory de Saint-Vincent, J.B.M. & coll. (1822-1831). Dictionnaire Classique d'Histoire Naturelle. Paris. Rey & Gravier, libraires-éditeurs; Baudouin Frères, libraires-éditeurs., vol. 1 to 17[details]
basis of recordRound, F.E.; Crawford, R.M.; Mann, D.G. (1990). The diatoms: biology and morphology of the genera. Cambridge University Press: London, UK. ISBN 0-521-363187. 747 pp. (look up in IMIS) [details]
additional sourceTokinova R.P. (2003) First findings of pseudoceros japonicus (Turbellaria,Polycladida) in the Russian fauna Zoological Journal 82: 865-867[details]
additional sourceHällfors, G. (2004). Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups). <em>Baltic Sea Environment Proceedings.</em> No. 95: 210 pp., available online athttp://helcom.fi/Lists/Publications/BSEP95.pdf[details] Available for editors [request]